| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 09 Dec 2025 | 08 Dec 2025 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Nov 2025 | 30 Sep 2025 | 000-54047 |
| ARS | Open Document | Open Filing | FORM ARS | 02 Oct 2025 | 31 Dec 2024 | 000-54047 |
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 02 Oct 2025 | 08 Dec 2025 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Aug 2025 | 30 Jun 2025 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 May 2025 | 31 Mar 2025 | 000-54047 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 26 Mar 2025 | 31 Dec 2024 | 000-54047 |
| 8-K | Open Document | Data | Open Filing | 8-K | 12 Dec 2024 | 09 Dec 2024 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Nov 2024 | 30 Sep 2024 | 000-54047 |
| ARS | Open Document | Open Filing | ARS | 10 Oct 2024 | 31 Dec 2023 | 000-54047 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 10 Oct 2024 | 09 Dec 2024 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Aug 2024 | 30 Jun 2024 | 000-54047 |
| SC TO-I/A | Open Document | Open Filing | SC TO-I/A | 25 Jun 2024 | 005-94193 | |
| SC TO-T/A | Open Document | Open Filing | SC TO-T/A | 18 Jun 2024 | 005-94193 | |
| SC TO-I/A | Open Document | Open Filing | SC TO-I/A | 18 Jun 2024 | 005-94193 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 15 May 2024 | 31 Mar 2024 | 000-54047 |
| CORRESP | Open Document | Open Filing | 03 May 2024 | |||
| UPLOAD | Open Document | Open Filing | 02 May 2024 | 005-94193 | ||
| SC TO-T/A | Open Document | Open Filing | SC TO-T/A | 30 Apr 2024 | 005-94193 | |
| UPLOAD | Open Document | Open Filing | 26 Apr 2024 | 005-94193 | ||
| SC TO-I | Open Document | Open Filing | SC-TO-I | 24 Apr 2024 | 005-94193 | |
| SC 14D9 | Open Document | Open Filing | SC 14D9 | 24 Apr 2024 | 005-94193 | |
| SC TO-C | Open Document | Open Filing | SC TO-C | 24 Apr 2024 | 005-94193 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 24 Apr 2024 | 17 Apr 2024 | 000-54047 |
| SC TO-T | Open Document | Open Filing | SC TO-T | 15 Apr 2024 | 005-94193 | |
| 10-K | Open Document | Data | Open Filing | 10-K | 27 Mar 2024 | 31 Dec 2023 | 000-54047 |
| SC TO-I/A | Open Document | Open Filing | SC TO-I/A | 23 Feb 2024 | 005-94193 | |
| SC TO-I/A | Open Document | Open Filing | SC TO-I/A | 08 Feb 2024 | 005-94193 | |
| SC TO-T/A | Open Document | Open Filing | SC TO-T/A | 02 Jan 2024 | 005-94193 | |
| SC TO-I/A | Open Document | Open Filing | SC TO-I/A | 02 Jan 2024 | 005-94193 | |
| CORRESP | Open Document | Open Filing | 22 Dec 2023 | |||
| SC TO-I/A | Open Document | Open Filing | SC TO-I/A | 22 Dec 2023 | 005-94193 | |
| UPLOAD | Open Document | Open Filing | 20 Dec 2023 | 005-94193 | ||
| CORRESP | Open Document | Open Filing | 18 Dec 2023 | |||
| SC TO-I/A | Open Document | Open Filing | SC TO-L/A | 18 Dec 2023 | 005-94193 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 15 Dec 2023 | 14 Dec 2023 | 000-54047 |
| UPLOAD | Open Document | Open Filing | 07 Dec 2023 | 005-94193 | ||
| SC 14D9/A | Open Document | Open Filing | SC 14D9/A | 04 Dec 2023 | 005-94193 | |
| CORRESP | Open Document | Open Filing | 04 Dec 2023 | |||
| UPLOAD | Open Document | Open Filing | 30 Nov 2023 | |||
| SC 14D9/A | Open Document | Open Filing | SC 14D9/A | 28 Nov 2023 | 005-94193 | |
| SC TO-I | Open Document | Open Filing | SC TO-I | 28 Nov 2023 | 005-94193 | |
| SC TO-C | Open Document | Open Filing | SC TO-C | 22 Nov 2023 | 005-94193 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 22 Nov 2023 | 13 Nov 2023 | 000-54047 |
| SC 14D9 | Open Document | Open Filing | SC 14D9 | 22 Nov 2023 | 005-94193 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Nov 2023 | 30 Sep 2023 | 000-54047 |
| SC TO-T | Open Document | Open Filing | SC TO-T | 07 Nov 2023 | 005-94193 | |
| UPLOAD | Open Document | Open Filing | 30 Oct 2023 | |||
| SC TO-C | Open Document | Open Filing | SC TO-C | 19 Oct 2023 | 005-94193 | |
| DEF 14A | Open Document | Open Filing | DEF 14A | 16 Oct 2023 | 14 Dec 2023 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Aug 2023 | 30 Jun 2023 | 000-54047 |
| 8-K | Open Document | Data | Open Filing | 8-K | 26 Jul 2023 | 21 Jul 2023 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 15 May 2023 | 31 Mar 2023 | 000-54047 |
| 10-K | Open Document | Data | Open Filing | 10-K | 29 Mar 2023 | 31 Dec 2022 | 000-54047 |
| 8-K | Open Document | Data | Open Filing | 8-K | 23 Jan 2023 | 17 Jan 2023 | 000-54047 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 14 Dec 2022 | 000-54047 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 14 Dec 2022 | 08 Dec 2022 | 000-54047 |
| DEFA14A | Open Document | Open Filing | DEFA14A | 15 Nov 2022 | 000-54047 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Nov 2022 | 30 Sep 2022 | 000-54047 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 18 Oct 2022 | 08 Dec 2022 | 000-54047 |
| PRE 14A | Open Document | Open Filing | PRE 14A | 07 Oct 2022 | 07 Oct 2022 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 11 Aug 2022 | 30 Jun 2022 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 13 May 2022 | 31 Mar 2022 | 000-54047 |
| 10-K | Open Document | Data | Open Filing | 10-K | 28 Mar 2022 | 31 Dec 2021 | 000-54047 |
| 8-K | Open Document | Data | Open Filing | 8-K | 17 Dec 2021 | 16 Dec 2021 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 12 Nov 2021 | 30 Sep 2021 | 000-54047 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 19 Oct 2021 | 16 Dec 2021 | 000-54047 |
| 8-K | Open Document | Open Filing | 8-K | 21 Sep 2021 | 16 Sep 2021 | 000-54047 |
| 8-K | Open Document | Open Filing | 8-K | 16 Aug 2021 | 10 Aug 2021 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 12 Aug 2021 | 30 Jun 2021 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 May 2021 | 31 Mar 2021 | 000-54047 |
| 10-K | Open Document | Data | Open Filing | 10-K | 30 Mar 2021 | 31 Dec 2020 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 04 Dec 2020 | 03 Dec 2020 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 12 Nov 2020 | 30 Sep 2020 | 000-54047 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 09 Oct 2020 | 03 Dec 2020 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 12 Aug 2020 | 30 Jun 2020 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 15 May 2020 | 31 Mar 2020 | 000-54047 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 20 Mar 2020 | 31 Dec 2019 | 000-54047 |
| 8-K | Open Document | Open Filing | 8-K | 12 Dec 2019 | 10 Dec 2019 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 12 Nov 2019 | 30 Sep 2019 | 000-54047 |
| DEF 14A | Open Document | Open Filing | DEFINITIVE PROXY STATEMENT | 17 Oct 2019 | 10 Dec 2019 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Aug 2019 | 30 Jun 2019 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 15 May 2019 | 31 Mar 2019 | 000-54047 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 01 Apr 2019 | 31 Dec 2018 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 17 Dec 2018 | 13 Dec 2018 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Nov 2018 | 30 Sep 2018 | 000-54047 |
| DEF 14A | Open Document | Open Filing | DEFINITIVE PROXY STATEMENT | 23 Oct 2018 | 13 Dec 2018 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 29 Aug 2018 | 27 Aug 2018 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Aug 2018 | 30 Jun 2018 | 000-54047 |
| 8-K | Open Document | Open Filing | 8-K | 29 Jun 2018 | 29 Jun 2018 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 23 May 2018 | 17 May 2018 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 15 May 2018 | 31 Mar 2018 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 07 May 2018 | 07 May 2018 | 000-54047 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 27 Mar 2018 | 31 Dec 2017 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 12 Dec 2017 | 11 Dec 2017 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Nov 2017 | 30 Sep 2017 | 000-54047 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 20 Oct 2017 | 11 Dec 2017 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Aug 2017 | 30 Jun 2017 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 20 Jul 2017 | 14 Jul 2017 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 15 May 2017 | 31 Mar 2017 | 000-54047 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 20 Mar 2017 | 31 Dec 2016 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 02 Dec 2016 | 02 Dec 2016 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Nov 2016 | 30 Sep 2016 | 000-54047 |
| DEF 14A | Open Document | Open Filing | DEFINITIVE PROXY STATEMENT | 17 Oct 2016 | 01 Dec 2016 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 15 Aug 2016 | 30 Jun 2016 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 16 May 2016 | 31 Mar 2016 | 000-54047 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 24 Mar 2016 | 31 Dec 2015 | 000-54047 |
| 8-K | Open Document | Open Filing | 8-K | 03 Dec 2015 | 03 Dec 2015 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 13 Nov 2015 | 30 Sep 2015 | 000-54047 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 16 Oct 2015 | 03 Dec 2015 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 01 Oct 2015 | 25 Sep 2015 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 20 Aug 2015 | 14 Aug 2015 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Aug 2015 | 30 Jun 2015 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 16 Jun 2015 | 10 Jun 2015 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 May 2015 | 31 Mar 2015 | 000-54047 |
| 8-K/A | Open Document | Open Filing | FORM 8-K/A | 16 Apr 2015 | 04 Feb 2015 | 000-54047 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 31 Mar 2015 | 31 Dec 2014 | 000-54047 |
| 8-K/A | Open Document | Open Filing | FORM 8-K/A | 03 Mar 2015 | 22 Dec 2014 | 000-54047 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 02 Mar 2015 | 26 Feb 2015 | 000-54047 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 18 Feb 2015 | 11 Feb 2015 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 04 Feb 2015 | 19 Jan 2015 | 000-54047 |
| UPLOAD | Open Document | Open Filing | 20 Jan 2015 | |||
| 8-K | Open Document | Open Filing | FORM 8-K | 20 Jan 2015 | 14 Jan 2015 | 000-54047 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 22 Dec 2014 | 17 Dec 2014 | 000-54047 |
| CORRESP | Open Document | Open Filing | 16 Dec 2014 | |||
| UPLOAD | Open Document | Open Filing | 02 Dec 2014 | |||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Nov 2014 | 30 Sep 2014 | 000-54047 |
| S-3D | Open Document | Open Filing | S-3D | 26 Sep 2014 | 333-198985 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 22 Sep 2014 | 22 Sep 2014 | 000-54047 |
| 424B3 | Open Document | Open Filing | 424B3 | 21 Aug 2014 | 333-177753 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 08 Aug 2014 | 30 Jun 2014 | 000-54047 |
| DEFA14A | Open Document | Open Filing | DEFINITIVE ADDITIONAL MATERIALS | 07 Aug 2014 | 000-54047 | |
| DEF 14A | Open Document | Open Filing | DEF 14A | 04 Aug 2014 | 22 Sep 2014 | 000-54047 |
| PRE 14A | Open Document | Open Filing | PRE 14A | 23 Jul 2014 | 23 Jul 2014 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 May 2014 | 31 Mar 2014 | 000-54047 |
| EFFECT | Open Document | Open Filing | 28 Apr 2014 | 333-177753 | ||
| 424B3 | Open Document | Open Filing | 424B3 | 28 Apr 2014 | 333-177753 | |
| POS AM | Open Document | Open Filing | PROSPECTUS | 23 Apr 2014 | 333-177753 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 10 Apr 2014 | 10 Apr 2014 | 000-54047 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 31 Mar 2014 | 31 Dec 2013 | 000-54047 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 22 Jan 2014 | 22 Jan 2014 | 000-54047 |
| 424B3 | Open Document | Open Filing | RULE 424(B)(3) | 07 Jan 2014 | 333-177753 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 31 Dec 2013 | 30 Dec 2013 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 20 Dec 2013 | 20 Dec 2013 | 000-54047 |
| 424B3 | Open Document | Open Filing | 424B3 | 04 Dec 2013 | 333-177753 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Nov 2013 | 30 Sep 2013 | 000-54047 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 16 Sep 2013 | 16 Sep 2013 | 000-54047 |
| 424B3 | Open Document | Open Filing | 424B3 | 30 Aug 2013 | 333-177753 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Aug 2013 | 30 Jun 2013 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 02 Aug 2013 | 29 Jul 2013 | 000-54047 |
| 424B3 | Open Document | Open Filing | 424B3 | 17 Jul 2013 | 333-177753 | |
| DEF 14A | Open Document | Open Filing | DEFINITIVE PROXY STATEMENT | 12 Jul 2013 | 16 Sep 2013 | 000-54047 |
| PRE 14A | Open Document | Open Filing | PRE 14A | 02 Jul 2013 | 02 Jul 2013 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 27 Jun 2013 | 27 Jun 2013 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | QUARTERLY REPORT | 13 May 2013 | 31 Mar 2013 | 000-54047 |
| 424B3 | Open Document | Open Filing | 424B3 | 29 Apr 2013 | 333-177753 | |
| EFFECT | Open Document | Open Filing | 26 Apr 2013 | 333-177753 | ||
| POS AM | Open Document | Open Filing | POS AM | 19 Apr 2013 | 333-177753 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 29 Mar 2013 | 31 Dec 2012 | 000-54047 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 19 Feb 2013 | 18 Feb 2013 | 000-54047 |
| 8-K/A | Open Document | Open Filing | AMENDMENT TO FORM 8-K | 14 Feb 2013 | 31 Dec 2012 | 000-54047 |
| 424B3 | Open Document | Open Filing | 424B3 | 07 Feb 2013 | 333-177753 | |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 17 Jan 2013 | 16 Jan 2013 | 000-54047 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 07 Jan 2013 | 31 Dec 2012 | 000-54047 |
| 424B3 | Open Document | Open Filing | 424(B)(3) | 14 Dec 2012 | 333-177753 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 16 Nov 2012 | 30 Sep 2012 | 000-54047 |
| 8-K | Open Document | Open Filing | FORM 8-K | 09 Nov 2012 | 09 Nov 2012 | 000-54047 |
| 424B3 | Open Document | Open Filing | 28 Sep 2012 | 333-177753 | ||
| EFFECT | Open Document | Open Filing | 27 Sep 2012 | 333-177753 | ||
| 8-K/A | Open Document | Open Filing | AMENDMENT TO FORM 8-K | 27 Sep 2012 | 13 Jul 2012 | 000-54047 |
| CORRESP | Open Document | Open Filing | 25 Sep 2012 | |||
| S-11/A | Open Document | Open Filing | S-11/A | 25 Sep 2012 | 333-177753 | |
| EFFECT | Open Document | Open Filing | 14 Sep 2012 | 333-151532 | ||
| POS AM | Open Document | Open Filing | POST-EFFECTIVE AMENDMENT NO. 8 TO FORM S-11 | 12 Sep 2012 | 333-151532 | |
| S-11/A | Open Document | Open Filing | AMENDMENT NO. 5 TO FORM S-11 | 04 Sep 2012 | 333-177753 | |
| S-11/A | Open Document | Open Filing | FORM S-11/A | 15 Aug 2012 | 333-177753 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Aug 2012 | 30 Jun 2012 | 000-54047 |
| CORRESP | Open Document | Open Filing | 13 Aug 2012 | |||
| CORRESP | Open Document | Open Filing | 10 Aug 2012 | |||
| S-11/A | Open Document | Open Filing | FORM S-11/A | 10 Aug 2012 | 333-177753 | |
| UPLOAD | Open Document | Open Filing | 08 Aug 2012 | |||
| CORRESP | Open Document | Open Filing | 07 Aug 2012 | |||
| 8-K | Open Document | Open Filing | FORM 8-K | 30 Jul 2012 | 30 Jul 2012 | 000-54047 |
| S-11/A | Open Document | Open Filing | S-11/A | 26 Jul 2012 | 333-177753 | |
| CORRESP | Open Document | Open Filing | 25 Jul 2012 | |||
| FWP | Open Document | Open Filing | FREE WRITING PROSPECTUS | 19 Jul 2012 | 333-151532 | |
| FWP | Open Document | Open Filing | FREE WRITING PROSPECTUS | 19 Jul 2012 | 333-177753 | |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 19 Jul 2012 | 13 Jul 2012 | 000-54047 |
| FWP | Open Document | Open Filing | FREE WRITING PROSPECTUSES | 14 Jun 2012 | 333-177753 | |
| FWP | Open Document | Open Filing | FREE WRITING PROSPECTUSES | 14 Jun 2012 | 333-151532 | |
| DEF 14A | Open Document | Open Filing | SCHEDULE 14A | 04 Jun 2012 | 30 Jul 2012 | 000-54047 |
| PRE 14A | Open Document | Open Filing | SCHEDULE 14A | 23 May 2012 | 23 May 2012 | 000-54047 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 May 2012 | 31 Mar 2012 | 000-54047 |
| 424B3 | Open Document | Open Filing | 424B3 | 02 May 2012 | 333-151532 | |
| EFFECT | Open Document | Open Filing | 01 May 2012 | 333-151532 | ||
| CORRESP | Open Document | Open Filing | 01 May 2012 | |||
| UPLOAD | Open Document | Open Filing | 30 Apr 2012 | |||
| POS AM | Open Document | Open Filing | PRE-EFFECTIVE AMEND NO. 1 TO POST-EFFECTIVE AMEND NO. 7 | 27 Apr 2012 | 333-151532 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 30 Mar 2012 | 31 Dec 2011 | 000-54047 |
| UPLOAD | Open Document | Open Filing | 02 Mar 2012 | |||
| 8-K | Open Document | Open Filing | CURRENT REPORT | 24 Feb 2012 | 20 Feb 2012 | 000-54047 |
| CORRESP | Open Document | Open Filing | 13 Feb 2012 | |||
| S-11/A | Open Document | Open Filing | S-11/A | 13 Feb 2012 | 333-177753 |